Wendy Kun wasn't trying to be a hero when she sneaked into her science lab during a pandemic to save her samples of shark stem cells. When she hits her head and wakes up on the lab floor, everything changes. Suddenly not only does her antibodies hold the cure for the pandemic, but she's also gained super senses and the strength of a Great White Shark. When Wendy starts to use her powers to take down small-time criminals hassling her aunt's noodle store, she meets a sexy, mafia head honcho who goes by the nickname "Serval." As Wendy battles the villainess Serval at night and struggles with AP Chemistry by day, things are further complicated when she realizes popular girl Helen Zirillo may know more about Serval than she appears.